CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Net revenues	$ 236,419	$ 233,995
Material costs	78,377	76,356
Personnel costs	86,711	86,108
Other operating costs	33,555	31,096
General and administrative expenses	28,282	25,636
Professional accounting and legal fees	2,700	4,846
Depreciation and amortization	8,773	9,330
(Loss) income from operations	(1,979)	623
Interest expense, net	8,538	12,263
Loss on extinguishment of debt		16,998
Non-service defined benefit plan expense	173	176
Loss before income taxes	(10,690)	(28,814)
Benefit for income taxes	(3,739)	(6,196)
Net loss	$ (6,951)	$ (22,618)
Basic and Diluted Per Common Share Data:
Basic and diluted loss per share	$ (0.19)	$ (0.62)
Weighted average shares used to compute basic and diluted earnings per common share	37,001,977	36,498,482